一直在尝试安装 clear os 插件，但没有任何效果，因为我在 .repo 文件中的每个镜像上都面临此错误。
# yum install squid
http://mirror2-dallas.clearsdn.com/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: [Errno 12] Timeout on http://mirror2-dallas.clearsdn.com/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: (28, **'Operation too slow. Less than 1 bytes/sec transfered the last 30 seconds'**)
Trying other mirror.
mirror2-dc.clearsdn.com/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: [Errno 12] Timeout on mirror2-dc.clearsdn.com/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: (28, '**Operation too slow. Less than 1 bytes/sec transfered the last 30 seconds'**)
Trying other mirror.
mirror1.timburgess.net/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: [Errno 12] Timeout on mirror1.timburgess.net/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: (28, '**Operation too slow. Less than 1 bytes/sec transfered the last 30 seconds**')
Trying other mirror.
mirror2-houston.clearsdn.com/clearos/core/6/x86_64/repodata/primary.sqlite.bz2: [Errno 12] Timeout …